4(a+7)=67.2

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Solution for 4(a+7)=67.2 equation:


Simplifying
4(a + 7) = 67.2

Reorder the terms:
4(7 + a) = 67.2
(7 * 4 + a * 4) = 67.2
(28 + 4a) = 67.2

Solving
28 + 4a = 67.2

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-28' to each side of the equation.
28 + -28 + 4a = 67.2 + -28

Combine like terms: 28 + -28 = 0
0 + 4a = 67.2 + -28
4a = 67.2 + -28

Combine like terms: 67.2 + -28 = 39.2
4a = 39.2

Divide each side by '4'.
a = 9.8

Simplifying
a = 9.8

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